Anailís ar na cúiseanna atá le clumping cille i bhfleascáin shaothrúcháin cille

Wed May 18 15:00:40 CST 2022

Is tasc an-dian é cealla a shaothrú. Chomh maith le timpeallacht fáis mhaith a chruthú do chealla, caithfidh sé freisin éigeandálaí éagsúla a réiteach go pras le linn an phróisis chultúir. Is feiniméan é clumping cille i Fleascáin cultúr cille go minic. Cad é an chúis atá leis an gcás seo?

Is féidir an feiniméan clumping na cealla i bhfleascáin saothrán cille a anailísiú de ghnáth ó na gnéithe seo a leanas:

1. Féadfaidh an próiseas díleá a bheith ró-gharbh, píopaí ró-chrua, díleá ró-fhada, ró-láidir nó sú díleácha tocsaineach, etc., beidh sé ina chúis le bás cille. Tar éis don chill bás a fháil, scaoileann sé DNA, fholmhú cealla eile, agus cruthaíonn sé braisle cille greamaitheach.

2. Is féidir le luas lártheifneoirithe cille iomarcach nó am ró-fhada a bheith ina chúis le clumping cille.

3. Nuair nach bhfuil an díleá críochnaithe, níl an nasc idir na cealla agus an chill scartha; nuair a bhíonn an díleá thart, bíonn claonadh ag na cealla cruinn carnadh agus bíonn sé deacair scaradh arís.

4. Féadfaidh cealla atá i ndrochriocht agus aosú fás i gcnapanna freisin (cosúil le droch-riocht cille de bharr moill ar athrú meánach, ró-fhada le dul tríd, truailliú, etc.).

Analysis of the causes of cell clumping in cell culture flasks

5. Ní dhéantar aon phíobáil go cothrom agus tú ag dul thar n-ais, agus tá go leor cnapáin cille ann, rud a bheidh ina cnapán nuair a shaothraítear é.

6. Ionaclú míchothrom nó cealla gan díleá.

7. Cruthóidh cultúr neamh-chreathadh nó an iomarca baictéir (cealla) clumps.

Má tá na cealla sa fleascáin chultúir cille le feiceáil clumping, is féidir leat na gnéithe thuas a anailísiú chun an chúis a fháil amach, agus nósanna imeachta dian a fhoirmiú roimh an oibríocht a sheachaint. an bhfeiniméan seo.

The FAI climbed 5.9 percent year-on-year in the first 11 months of 2018, quickening from the 5.7-percent growth in Jan-Oct, the National Bureau of Statistics (NBS) said Friday in an online statement.

The key indicator of investment, dubbed a major growth driver, hit the bottom in August and has since started to rebound steadily.

In the face of emerging economic challenges home and abroad, China has stepped up efforts to stabilize investment, in particular rolling out measures to motivate private investors and channel funds into infrastructure.

Friday's data showed private investment, accounting for more than 60 percent of the total FAI, expanded by a brisk 8.7 percent.

NBS spokesperson Mao Shengyong said funds into weak economic links registered rapid increases as investment in environmental protection and agriculture jumped 42 percent and 12.5 percent respectively, much faster than the average.

In breakdown, investment in high-tech and equipment manufacturing remained vigorous with 16.1-percent and 11.6-percent increases respectively in the first 11 months. Infrastructure investment gained 3.7 percent, staying flat. Investment in property development rose 9.7 percent, also unchanged.